| Family: |
Ehiravidae (River sprats) |
| Max. size: |
8 cm SL (male/unsexed) |
| Environment: |
pelagic; freshwater; brackish |
| Distribution: |
Asia: Chao Phraya basin and Mekong basin in Laos, Thailand, Cambodia and Viet Nam; also from southern Borneo. |
| Diagnosis: |
Dorsal spines (total): 0-0; Dorsal soft rays (total): 12-18; Anal spines: 0-0; Anal soft rays: 16-27. Body depth increasing with size of fish, belly sharply keeled, with 9 to 12 + 6 to 9 scutes. Pre-maxillae long and toothed; second supra-maxilla as long as or longer than blade of maxilla. Pectoral axillary scale at least 1/3 length of fin. No grey or silvery stripe along flank (Ref. 188). Last 2 rays of anal fin not forming a separate finlet (Ref. 43281). |
| Biology: |
Occurs in tidal zone of large rivers. Feeds mainly on planktonic crustaceans. Reported as non-migratory, may move short distances from the main river channels during high water periods. Used to produce prahoc and tuk trey (Ref. 12693). |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 15 March 2017 Ref. (126983)
|
| Threat to humans: |
harmless |
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